Final answer:
To change organizational cultures, strong leadership commitment, effective communication, and mechanisms to reinforce and sustain the desired culture are required.
Step-by-step explanation:
In order to change organizational cultures, there are several elements that are required. First, there needs to be a strong leadership commitment to change and a clear vision for the desired culture. Additionally, effective communication is crucial to ensure that all employees understand the need for change and are involved in the process. Finally, there should be mechanisms in place to reinforce and sustain the desired culture, such as aligning performance management systems and providing training and development opportunities.